package com.sky.controller.admin;

import com.sky.constant.StatusConstant;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.CachePut;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品 {}",dishDTO);
        // 通过新增菜品分类id删除redis中对应的缓存数据
        String key = "dish_"+dishDTO.getCategoryId();
        cleanCache(key);
        dishService.saveWithFlavor(dishDTO);

        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */

    @GetMapping("/page")
    @ApiOperation(value = "菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询 {}",dishPageQueryDTO);
        PageResult result=dishService.pageQuery(dishPageQueryDTO);
        return Result.success(result);
    }

    /**
     * 菜品批量删除
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation(value = "菜品批量删除")
    public Result delete(@RequestParam List<Long> ids){
        log.info("菜品批量删除 {}",ids);
        // 通过删除菜品分类id删除redis中对应的缓存数据
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation(value = "根据id查询菜品")
    public Result<DishVO> selectById(@PathVariable Long id){
        log.info("根据id查询菜品 {}",id);
        DishVO dishVO=dishService.selectWhitFlavorById(id);
        return Result.success(dishVO);
    }

    /**
     * 修改菜品信息
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation(value = "修改菜品信息")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品信息 {}",dishDTO);
        dishService.updateWithFlavor(dishDTO);
        // 通过菜品分类id删除redis中对应的缓存数据
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据分类id查询菜品
     *
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<DishVO>> list(Long categoryId) {
        Dish dish = new Dish();
        dish.setCategoryId(categoryId);
        dish.setStatus(StatusConstant.ENABLE);//查询起售中的菜品

        List<DishVO> list = dishService.listWithFlavor(dish);

        return Result.success(list);
    }

    /**
     * 菜品启售停售
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation(value = "菜品启售停售")
    public Result setStatus(@PathVariable Integer status,@RequestParam Long id){
        dishService.setStatus(status,id);
        return Result.success();

    }
    // 通过菜品分类id删除redis中对应的缓存数据
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
